Reference Source

Iowa

For Iowa, witnesses required is witnessed, at the testator’s request, by two competent persons who signed as witnesses in the presence of the testator and in the presence of each other; self-proving affidavit is An attested will may be made self-proved at the time of its execution, or at any subsequent date, by the acknowledgment thereof by the testator and the affidavits of the witnesses; statute citation is Iowa Code § 633.279, recorded from its source on 2026-09-02.

State
Iowa
Witnesses required
witnessed, at the testator’s request, by two competent persons who signed as witnesses in the presence of the testator and in the presence of each other verified
Self-proving affidavit
An attested will may be made self-proved at the time of its execution, or at any subsequent date, by the acknowledgment thereof by the testator and the affidavits of the witnesses verified
Statute citation
Iowa Code § 633.279 our reading
Sourcelegis.iowa.gov
Verified
Review by
DatasetWill execution requirements by state: witnesses, notarization, holographic and electronic wills

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

All wills and codicils, except as provided in section 633.283, to be valid, must be in writing, signed by the testator, or by some person in the testator’s presence and by the testator’s express direction writing the testator’s name thereto, and declared by the testator to be the testator’s will, and witnessed, at the testator’s request, by two competent persons who signed as witnesses in the presence of the testator and in the presence of each other

— legis.iowa.gov, retrieved 2026-09-02

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

Self-proving affidavit

An attested will may be made self-proved at the time of its execution, or at any subsequent date, by the acknowledgment thereof by the testator and the affidavits of the witnesses, each made before a person authorized to administer oaths and take acknowledgments under the laws of this state

— all from legis.iowa.gov, retrieved 2026-09-02

Source

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